Your bedroom has a rectangular shape, and you want to measure its area. you use a tape that is precise to 0.001 m and find that the shortest wall in the room is 3.547 m long. the tape, however, is too short to measure the length of the second wall, so you use a second tape, which is longer but only precise to 0.01 m. you measure the second wall to be 4.79 m long. which of the following numbers is the most precise estimate that you can obtain from your measurements for the area of your bedroom? a)30 m^2
b) 31.4 m^2
c)31.37 m^2
d)31.371 m^2

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.